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Автор - fedyanin2004

какое количество теплоты понадобится чтобы расплавить алюминий взятый при 56 градусах масса 8 кг

Ответ

Автор - milenaalkidis5
Q=c*m*(t2-t1)
Q= 920*8*(660-56)= 4445440Дж= 4445 кДж

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